Op-site, collodion, adhesive gels, and Steri-strips are examples of which type of surgical dressing?

The human body has natural barriers to infection. Which of the following is considered one of these natural barriers to infection?

a. Skin b. Gastrointestinal tract c. Mucous membranes d. All of the above

What is continuous ambulatory peritoneal dialysis?

A) A type of dialysis that is performed while walking B) A mechanical process for peritoneal dialysis in which a machine fills and empties the abdominal cavity of dialysis solution C) A gravity exchange process for peritoneal dialysis in which a bag of dialysis fluid is lowered below the level of an abdominal catheter to fill the abdominal cavity and raised above the level of the abdominal catheter to drain the fluid out D) A gravity exchange process for peritoneal dialysis in which a bag of dialysis fluid is raised above the level of an abdominal catheter to fill the abdominal cavity and lowered below the level of the abdominal catheter to drain the fluid out